// Copyright 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Multiply-included message file, no include guard.

#include <stdint.h>

#include <vector>

#include "ipc/ipc_message_macros.h"
#include "ui/events/event_constants.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/metro_viewer/ime_types.h"

#define IPC_MESSAGE_START MetroViewerMsgStart

IPC_ENUM_TRAITS(ui::EventType)
IPC_ENUM_TRAITS(ui::EventFlags)

// Contains the parameters sent for a mousebutton message.
IPC_STRUCT_BEGIN(MetroViewerHostMsg_MouseButtonParams)

IPC_STRUCT_MEMBER(int32_t, x)
IPC_STRUCT_MEMBER(int32_t, y)
IPC_STRUCT_MEMBER(int32_t, extra)
IPC_STRUCT_MEMBER(ui::EventType, event_type)
IPC_STRUCT_MEMBER(uint32_t, flags)
IPC_STRUCT_MEMBER(ui::EventFlags, changed_button)
IPC_STRUCT_MEMBER(bool, is_horizontal_wheel)

IPC_STRUCT_END()

// Messages sent from the viewer to the browser:

// Inform the browser of the surface to target for compositing.
IPC_MESSAGE_CONTROL2(MetroViewerHostMsg_SetTargetSurface,
    gfx::NativeViewId /* target hwnd */,
    float /* device scale */)
// Informs the browser that the mouse moved.
IPC_MESSAGE_CONTROL3(MetroViewerHostMsg_MouseMoved,
    int32_t, /* x-coordinate */
    int32_t, /* y-coordinate */
    int32_t /* flags */)
// Informs the brower that a mouse button was pressed.
IPC_MESSAGE_CONTROL1(MetroViewerHostMsg_MouseButton,
    MetroViewerHostMsg_MouseButtonParams)
// Informs the browser that a key was pressed.
IPC_MESSAGE_CONTROL4(MetroViewerHostMsg_KeyDown,
    uint32_t, /* virtual key */
    uint32_t, /* repeat count */
    uint32_t, /* scan code */
    uint32_t /* key state */)
// Informs the browser that a key was released.
IPC_MESSAGE_CONTROL4(MetroViewerHostMsg_KeyUp,
    uint32_t, /* virtual key */
    uint32_t, /* repeat count */
    uint32_t, /* scan code */
    uint32_t /* key state */)
IPC_MESSAGE_CONTROL4(MetroViewerHostMsg_Character,
    uint32_t, /* virtual key */
    uint32_t, /* repeat count */
    uint32_t, /* scan code */
    uint32_t /* key state */)
// Informs the browser that the Metro window has been activated.
IPC_MESSAGE_CONTROL1(MetroViewerHostMsg_WindowActivated,
    bool /* Whether the window should be repainted */)

// Informs the browser that the user has completed an edge gesture.
IPC_MESSAGE_CONTROL0(MetroViewerHostMsg_EdgeGesture)

IPC_MESSAGE_CONTROL4(MetroViewerHostMsg_TouchDown,
    int32_t, /* x-coordinate */
    int32_t, /* y-coordinate */
    uint64_t, /* timestamp */
    uint32_t) /* pointer_id */
IPC_MESSAGE_CONTROL4(MetroViewerHostMsg_TouchUp,
    int32_t, /* x-coordinate */
    int32_t, /* y-coordinate */
    uint64_t, /* timestamp */
    uint32_t) /* pointer_id */
IPC_MESSAGE_CONTROL4(MetroViewerHostMsg_TouchMoved,
    int32_t, /* x-coordinate */
    int32_t, /* y-coordinate */
    uint64_t, /* timestamp */
    uint32_t) /* pointer_id */

// Informs the browser of the result of a file save as operation.
IPC_MESSAGE_CONTROL3(MetroViewerHostMsg_FileSaveAsDone,
    bool, /* success */
    base::FilePath, /* filename */
    int) /* filter_index */

// Informs the browser of the result of a file open operation.
IPC_MESSAGE_CONTROL2(MetroViewerHostMsg_FileOpenDone,
    bool, /* success */
    base::FilePath) /* filename */

IPC_MESSAGE_CONTROL2(MetroViewerHostMsg_MultiFileOpenDone,
    bool, /* success */
    std::vector<base::FilePath>) /* filenames */

// Informs the browser of the result of a select folder operation.
IPC_MESSAGE_CONTROL2(MetroViewerHostMsg_SelectFolderDone,
    bool, /* success */
    base::FilePath) /* filepath*/

// Messages sent from the browser to the viewer:

// Requests the viewer to activate desktop mode.
IPC_MESSAGE_CONTROL2(MetroViewerHostMsg_ActivateDesktop,
    base::FilePath /* shortcut */,
    bool /* ash exit */)

// Request the viewer to close itself gracefully.
IPC_MESSAGE_CONTROL0(MetroViewerHostMsg_MetroExit)

// Requests the viewer to open a URL in desktop mode.
IPC_MESSAGE_CONTROL2(MetroViewerHostMsg_OpenURLOnDesktop,
    base::FilePath /* shortcut */,
    base::string16 /* url */)

// Requests the viewer to change the pointer to a new cursor.
IPC_MESSAGE_CONTROL1(MetroViewerHostMsg_SetCursor, int64_t /* cursor */)

// This structure contains the parameters sent to the viewer process to display
// the file save dialog.
IPC_STRUCT_BEGIN(MetroViewerHostMsg_SaveAsDialogParams)

// The title of the file save dialog if any.
IPC_STRUCT_MEMBER(base::string16, title)

// The suggested file name.
IPC_STRUCT_MEMBER(base::FilePath, suggested_name)

// The save as filter to be used.
IPC_STRUCT_MEMBER(base::string16, filter)

// The filter index.
IPC_STRUCT_MEMBER(uint32_t, filter_index)

// The default extension.
IPC_STRUCT_MEMBER(base::string16, default_extension)

IPC_STRUCT_END()

// Requests the viewer to display the file save dialog.
IPC_MESSAGE_CONTROL1(MetroViewerHostMsg_DisplayFileSaveAs,
    MetroViewerHostMsg_SaveAsDialogParams)

// Requests the viewer to display the file open dialog.
IPC_MESSAGE_CONTROL4(MetroViewerHostMsg_DisplayFileOpen,
    base::string16, /* title */
    base::string16, /* filter */
    base::FilePath, /* Default path */
    bool) /* allow_multi_select */

// Requests the viewer to display the select folder dialog.
IPC_MESSAGE_CONTROL1(MetroViewerHostMsg_DisplaySelectFolder,
    base::string16) /* title */

// Sent to the viewer process to set the cursor position.
IPC_MESSAGE_CONTROL2(MetroViewerHostMsg_SetCursorPos,
    int, /* x */
    int) /* y */

// Ack sent by the viewer process indicating that the SetCursorPos operation
// was completed.
IPC_MESSAGE_CONTROL0(MetroViewerHostMsg_SetCursorPosAck)

IPC_MESSAGE_CONTROL1(MetroViewerHostMsg_OpenURL,
    base::string16) /* url */

IPC_MESSAGE_CONTROL1(MetroViewerHostMsg_SearchRequest,
    base::string16) /* search_string */

// Sent from the metro viewer process to the browser process to indicate that
// the viewer window size has changed.
IPC_MESSAGE_CONTROL2(MetroViewerHostMsg_WindowSizeChanged,
    uint32_t, /* width */
    uint32_t) /* height */

IPC_STRUCT_TRAITS_BEGIN(metro_viewer::UnderlineInfo)
IPC_STRUCT_TRAITS_MEMBER(start_offset)
IPC_STRUCT_TRAITS_MEMBER(end_offset)
IPC_STRUCT_TRAITS_MEMBER(thick)
IPC_STRUCT_TRAITS_END()

// Sent from the metro viewer process to the browser process to update the
// composition string.
IPC_MESSAGE_CONTROL4(MetroViewerHostMsg_ImeCompositionChanged,
    base::string16, /* text */
    int32_t, /* selection_start */
    int32_t, /* selection_end */
    std::vector<metro_viewer::UnderlineInfo>) /* underlines */

// Sent from the metro viewer process to the browser process to update the
// status of popup window that is managed by an IME.
IPC_MESSAGE_CONTROL1(
    MetroViewerHostMsg_ImeCandidatePopupChanged,
    bool) /* UI visibility */

// Sent from the metro viewer process to the browser process to commit strings.
IPC_MESSAGE_CONTROL1(MetroViewerHostMsg_ImeTextCommitted,
    base::string16) /* text */

// Sent from the metro viewer process to the browser process to notify that the
// active text input source is changed.
IPC_MESSAGE_CONTROL2(MetroViewerHostMsg_ImeInputSourceChanged,
    uint16_t, /* Win32 LangID */
    bool) /* is IME or not */

// Requests the viewer to cancel the on-going composition.
IPC_MESSAGE_CONTROL0(MetroViewerHostMsg_ImeCancelComposition)

IPC_STRUCT_TRAITS_BEGIN(metro_viewer::CharacterBounds)
IPC_STRUCT_TRAITS_MEMBER(left)
IPC_STRUCT_TRAITS_MEMBER(top)
IPC_STRUCT_TRAITS_MEMBER(right)
IPC_STRUCT_TRAITS_MEMBER(bottom)
IPC_STRUCT_TRAITS_END()

// Requests the viewer to update the document context such as attached
// InputScopes and character bounds.
IPC_MESSAGE_CONTROL2(
    MetroViewerHostMsg_ImeTextInputClientUpdated,
    std::vector<int32_t>, /* InputScope enums */
    std::vector<metro_viewer::CharacterBounds>) /* character bounds */
